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Q. No.Water of mass \(m\) gram is slowly heated to increase the temperature from \(T_1\) to \(T_2 .\) The change in entropy of the water, given specific heat of water is \(1~{Jkg}^{-1} {~K}^{-1},\) is
1. Zero
2. \(m \ln \left(\dfrac{T_1}{T_2}\right)~~\)
3. \({m}\left({~T}_2-{T}_1\right) \)
4. \(m \ln \left(\dfrac{T_2}{T_1}\right) \)
1. Zero
2. \(m \ln \left(\dfrac{T_1}{T_2}\right)~~\)
3. \({m}\left({~T}_2-{T}_1\right) \)
4. \(m \ln \left(\dfrac{T_2}{T_1}\right) \)
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Subtopic: Second Law of Thermodynamics |
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